>>42308523
Interesting solution, but balls and ovaries aren't like any other vital organs.
If both testes are developing normally before one of them gives some mare a baby from his brother's. That's wrong.
A second surgery will be required after both develops normally.

Protocol will require both colts T levels testings and sperm count, let's put the ethics aside on how to obtain those results.

>>42308915
Yes but I also have a certain interest in medical and that idea's better than writing “get fucked” in the Rx.